Mrs. Rada the Goat tells her five children to behave while she goes to the fair, and under no circumstances open the door to anyone except her. But the Big Bad Wolf, Kostika (Titi) Suru, and his nephew, the Little Bad Wolf, along with friends Rassul the Lynx and Petrika the Donkey has made a plan to kidnap the children while their mother is away. And when the eldest child, Matei, decides to disobey his mother and visit the fair himself, things start to go badly for the goat-family.

The good-natured scholar Christian-Theodore arrives in a small country where miracles occur. He falls in love with the beautiful Princess, whose marriage is a matter of national importance, because her husband will become the new king. But unlike many “suitors”, selfish thoughts are alien to Christian-Theodore. He is sincerely fascinated by her beauty and releases his Shadow, hoping to get a faithful helper in his quest to marry the Princess. But the Shadow is the embodiment of egoism, greed and meanness. Quickly betraying the scholar, he marries the Princess himself and takes the royal throne.

In the second movie the Naval Cadets are guarding the princess coming from Germany to marry a Russian prince.